NJ11F2: The cubic crystallization, the color, and the internal zones are all good reasons to like this specimen and the general esthetics is enhanced by the matrix covered in water-clear Quartz.
The specimen has been reviewed and published in the magazine ‘Bocamina’ on page 70 in number 19, year 2007.
La Viesca Mine, Coquera de la Calcita pocket, La Collada mining area, Huergo, Siero, Comarca Oviedo, Principality of Asturias (Asturias)  Spain (01/2004)

Specimen size: 5.7 × 4.8 × 4 cm = 2.24” × 1.89” × 1.57”

Main crystal size: 3.7 × 3 cm = 1.46” × 1.18”